If restarting the launcher did not work for you, the next step that you need to do is to ensure that there’s no server issues going on. Fix #2: Check for Epic Games or Fortnite server issues. Fix #1: Restart the Epic Game launcher.Ĭlosing the launcher and initiating the download afterwards may work if the cause of the problem is due to a temporary or minor bug in the app, or with your internet connection. If you’re getting the MD-DL error code when trying to download or update Fortnite, here are the solutions that you can try. Some Fortnite players have experienced this error when Epic Games cannot continue to download the game due to wifi signal issues. There are also cases of MD-DL error occurring if the download of the game installer is interrupted due to network issues. If Fortnite has already been installed but the error keeps showing up when you try to update it, you can try to check if it goes away after verifying the game data. For others, MD-DL error may be a sign of corrupted game files.